PartsTable TECHNICAL DATA SHEET

NSN 5310-01-733-0774Government record, cited

Washer, Flat5310-01-733-0774

NSN 5310-01-733-0774 · NIIN 017330774 · Part number MMD-6949

Appleton Marine Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 70433

Government record, cited

NSN 5310-01-733-0774 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-733-0774. Manufacturer of record part number: MMD-6949.

Also searched as 5310-01-733-0774 · 5310017330774 · NIIN 017330774 · 01-733-0774 · FSC 5310 Nuts and Washers · CAGE 70433 · MMD-6949 · AMD-2874 ITEM 25 · AMD-2874

Nearby stock numbers ← 5310-01-733-0761 Nut, Plain, Slotted, Hexagon · 5310-01-733-0793 Washer, Flat →

5310-01-733-0774 — Nuts and Washers

Features

Washer,flat — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Appleton Marine Inc

Identification

NSN: 5310-01-733-0774
NIIN: 017330774
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: MMD-6949
Manufacturer: Appleton Marine Inc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-733-0774, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Appleton Marine Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government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.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Appleton Marine Inc (CAGE 70433)

Technical Specifications

Parameter	Value
NSN	5310-01-733-0774
Primary Part Number	MMD-6949
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Appleton Marine Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
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.

3120-01-733-0788MMD-1703 POSSIBLE MATCH

BEARING,WASHER,THRUST

Possible match (shared part number)Appleton Marine Inc

3950-01-733-1466DMD-4741 POSSIBLE MATCH

DRUM,WINCH

Possible match (shared part number)Appleton Marine Inc

3020-01-733-1481GMD-0308 POSSIBLE MATCH

GEAR,SPUR

Possible match (shared part number)Appleton Marine Inc

3020-01-733-1495GMD-0317 POSSIBLE MATCH

GEAR,SPUR

Possible match (shared part number)Appleton Marine Inc

4010-01-733-1596YMD-14155 POSSIBLE MATCH

ROPE,WIRE

Possible match (shared part number)Appleton Marine Inc

3950-01-733-1634MMD-7518 POSSIBLE MATCH

FAIRLEAD,ROLLER

Possible match (shared part number)Appleton Marine Inc

3950-01-733-1647MMD-7531 POSSIBLE MATCH

FAIRLEAD,ROLLER

Possible match (shared part number)Appleton Marine Inc

5365-01-733-2072MMD-7535 POSSIBLE MATCH

SHIM SET

Possible match (shared part number)Appleton Marine Inc

3950-01-733-2103MMD-7519 POSSIBLE MATCH

FAIRLEAD,ROLLER

Possible match (shared part number)Appleton Marine Inc

3040-01-733-2131YMD-12890 POSSIBLE MATCH

BREATHER

Possible match (shared part number)Appleton Marine Inc

Cross-Reference Index

Part Number	Manufacturer
MMD-6949 PRIMARY	Appleton Marine Inc (USA)

Reference documents

Reference	Meaning
AMD-2874 ITEM 25	C/1 Advisory reference — outside the item-of-supply concept Appleton Marine Inc
AMD-2874	D/9 Drawing number reference only Appleton Marine Inc

Related Parts

3120-01-733-0788POSSIBLE MATCH

BEARING,WASHER,THRUST

MMD-1703

3950-01-733-1466POSSIBLE MATCH

DRUM,WINCH

DMD-4741

3020-01-733-1481POSSIBLE MATCH

GEAR,SPUR

GMD-0308

3020-01-733-1495POSSIBLE MATCH

GEAR,SPUR

GMD-0317

4010-01-733-1596POSSIBLE MATCH

ROPE,WIRE

YMD-14155

3950-01-733-1634POSSIBLE MATCH

FAIRLEAD,ROLLER

MMD-7518

3950-01-733-1647POSSIBLE MATCH

FAIRLEAD,ROLLER

MMD-7531

5365-01-733-2072POSSIBLE MATCH

SHIM SET

MMD-7535

3950-01-733-2103POSSIBLE MATCH

FAIRLEAD,ROLLER

MMD-7519

3040-01-733-2131POSSIBLE MATCH

BREATHER

YMD-12890

5330-01-733-2238POSSIBLE MATCH

GASKET

YMD-10089

5930-01-733-3502POSSIBLE MATCH

SWITCH,ROTARY

YMD-12037

Frequently Asked Questions

What is NSN 5310-01-733-0774?

NSN 5310-01-733-0774 is a Washer,flat, manufactured by Appleton Marine Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-733-0774?

NSN 5310-01-733-0774 has 1 manufacturer part number on file: MMD-6949 (Appleton Marine Inc).

What NSN replaces 5310-01-733-0774?

12 possible matches (shared part number, not a government interchangeability claim): 3120-01-733-0788, 3950-01-733-1466, 3020-01-733-1481. Verify interchangeability with system specifications before substitution.

Is NSN 5310-01-733-0774 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.

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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