PartsTable TECHNICAL DATA SHEET

NSN 4820-01-061-5101Government record, cited

Flange, Jacking4820-01-061-5101

NSN 4820-01-061-5101 · NIIN 010615101

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-061-5101 · 4820010615101 · NIIN 010615101 · 01-061-5101 · FSC 4820 Valves, Nonpowered · 2641-809-41 · 2641-405-11 ITEM 43 1-4IN · 2641-809-41 ITEM 18 · 2641-809-41 ITE · 2641-405-11 ITEM 43

Nearby stock numbers ← 4820-01-061-5028 Stem, Valve · 4820-01-061-5102 →

4820-01-061-5101 — Valves, Nonpowered

Features

Flange,jacking — FSC 4820
General Characteristics Item Description: MATERIAL STEEL PLATE PER MIL-S-22698 TYPE I; LENGTH 4.500 IN.,WIDETH 4.500 IN.; THICKNESS 0.750 IN.; FACE HAS THREADED CENTER HOLE UNF 1.375-12,2B FIT,DEPTH 0.500 IN.,REMAINING THICKNESS HAS CENTERED RECTANGLE 0.695 IN. LENGTH,0.502 IN. WIDTH,SIX THRU HOLES ON FLANGE FACE; TWO 0.781 IN. HOLES EQUALLY SPACED ON 4.625 IN. DIA. BOLT CIRCLE,TWO 0.406 IN. HOLES EQUALLY SPACED ON 2.875 IN. DIA. BOLT CIRCLE,TWO 0.656 IN. HOLES EQUAALY SPACED ON 3.750 IN. DIA. BOLT CIRCLE. IN

Identification

NSN: 4820-01-061-5101
NIIN: 010615101
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Flange,jacking, cataloged under National Stock Number 4820-01-061-5101, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-061-5101
Item Name	Flange,jacking
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
General Characteristics Item Description	MATERIAL STEEL PLATE PER MIL-S-22698 TYPE I; LENGTH 4.500 IN.,WIDETH 4.500 IN.; THICKNESS 0.750 IN.; FACE HAS THREADED CENTER HOLE UNF 1.375-12,2B FIT,DEPTH 0.500 IN.,REMAINING THICKNESS HAS CENTERED RECTANGLE 0.695 IN. LENGTH,0.502 IN. WIDTH,SIX THRU HOLES ON FLANGE FACE; TWO 0.781 IN. HOLES EQUALLY SPACED ON 4.625 IN. DIA. BOLT CIRCLE,TWO 0.406 IN. HOLES EQUALLY SPACED ON 2.875 IN. DIA. BOLT CIRCLE,TWO 0.656 IN. HOLES EQUAALY SPACED ON 3.750 IN. DIA. BOLT CIRCLE. IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

⇄ Related Items 12

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4820-01-077-64852641-405-11 ITEM 29 1-4IN POSSIBLE MATCH

BALL SET,VALVE JACKING ASSEMBLY

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-087-65562641-405-01 ITEM 56 POSSIBLE MATCH

LEVER STOP,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-105-00242641-809-41 ITEM 23 POSSIBLE MATCH

CAP,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-107-67872641-809-41PC1,2640-801X2PC1 POSSIBLE MATCH

PARTS KIT,BALL VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-108-19082641-405-11 ITEM 30 1/4IN POSSIBLE MATCH

RETAINER,SEAT,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-109-47122641-405-11 ITEM 19 1/4IN POSSIBLE MATCH

HANDLE ASSEMBLY,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-113-78862641-809-41 PIECE 9,10,14,19 POSSIBLE MATCH

STOP ASSEMBLY,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-121-2887264180941-0046 POSSIBLE MATCH

STOP,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-130-86192641-405-11 ITEM 30 1-2IN POSSIBLE MATCH

RETAINER,SEAT,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-174-12752641-809-41 ITEM 42 POSSIBLE MATCH

ADAPTER,WRENCH,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
2641-809-41	D/9 Drawing number reference only U.S. Government activity
2641-405-11 ITEM 43 1-4IN	5/2 Secondary reference U.S. Government activity
2641-809-41 ITEM 18	3/2 Design control — primary reference U.S. Government activity
2641-809-41 ITE	C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity
2641-405-11 ITEM 43	5/2 Secondary reference U.S. Government activity
2641-405-11	D/9 Drawing number reference only U.S. Government activity

Related Parts

4820-01-077-6485POSSIBLE MATCH

BALL SET,VALVE JACKING ASSEMBLY

2641-405-11 ITEM 29 1-4IN

4820-01-087-6556POSSIBLE MATCH

LEVER STOP,VALVE

2641-405-01 ITEM 56

4820-01-105-0024POSSIBLE MATCH

CAP,VALVE

2641-809-41 ITEM 23

4820-01-107-6787POSSIBLE MATCH

PARTS KIT,BALL VALVE

2641-809-41PC1,2640-801X2PC1

4820-01-108-1908POSSIBLE MATCH

RETAINER,SEAT,VALVE

2641-405-11 ITEM 30 1/4IN

4820-01-109-4712POSSIBLE MATCH

HANDLE ASSEMBLY,VALVE

2641-405-11 ITEM 19 1/4IN

4820-01-113-7886POSSIBLE MATCH

STOP ASSEMBLY,VALVE

2641-809-41 PIECE 9,10,14,19

4820-01-121-2887POSSIBLE MATCH

STOP,VALVE

264180941-0046

4820-01-130-8619POSSIBLE MATCH

RETAINER,SEAT,VALVE

2641-405-11 ITEM 30 1-2IN

4820-01-174-1275POSSIBLE MATCH

ADAPTER,WRENCH,VALVE

2641-809-41 ITEM 42

4820-01-194-6923POSSIBLE MATCH

STEM,FLUID VALVE

2641-809-41 ITEM 21

4820-01-197-8959POSSIBLE MATCH

PARTS KIT,BALL VALVE

2641-809-41PC2X2640-801X02PC3

Frequently Asked Questions

What is NSN 4820-01-061-5101?

NSN 4820-01-061-5101 is a Flange,jacking, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-01-061-5101?

12 possible matches (shared part number, not a government interchangeability claim): 4820-01-077-6485, 4820-01-087-6556, 4820-01-105-0024. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-01-061-5101?

Key specifications for 4820-01-061-5101: General Characteristics Item Description: MATERIAL STEEL PLATE PER MIL-S-22698 TYPE I; LENGTH 4.500 IN.,WIDETH 4.500 IN.; THICKNESS 0.750 IN.; FACE HAS THREADED CENTER HOLE UNF 1.375-12,2B FIT,DEPTH 0.500 IN.,REMAINING THICKNESS HAS CENTERED RECTANGLE 0.695 IN. LENGTH,0.502 IN. WIDTH,SIX THRU HOLES ON FLANGE FACE; TWO 0.781 IN. HOLES EQUALLY SPACED ON 4.625 IN. DIA. BOLT CIRCLE,TWO 0.406 IN. HOLES EQUALLY SPACED ON 2.875 IN. DIA. BOLT CIRCLE,TWO 0.656 IN. HOLES EQUAALY SPACED ON 3.750 IN. DIA. BOLT CIRCLE. IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-061-5101 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 4820-01-061-5101?

NSN 4820-01-061-5101 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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