PartsTable TECHNICAL DATA SHEET

NSN 4320-01-431-6624Government record, cited

Pump Subassembly, Rotary4320-01-431-6624

NSN 4320-01-431-6624 · NIIN 014316624 · Part number DSAA400BA

Circor Pumps North America Llc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 59180

Government record, cited

NSN 4320-01-431-6624 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-431-6624. Manufacturer of record part number: DSAA400BA.

Also searched as 4320-01-431-6624 · 4320014316624 · NIIN 014316624 · 01-431-6624 · FSC 4320 Power and Hand Pumps · CAGE 59180 · DSAA400BA · 0SAA400BA · SF6030 PC-63 · SF6030

Nearby stock numbers ← 4320-01-431-6622 Rotor, Pump · 4320-01-431-6707 Sleeve, Shaft, Pump →

Features

Pump Subassembly,rotary — FSC 4320
2 manufacturer part numbers on file
Manufacturer of record: Circor Pumps North America Llc

Identification

NSN: 4320-01-431-6624
NIIN: 014316624
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: DSAA400BA
Manufacturer: Circor Pumps North America Llc

General Description

The Pump Subassembly,rotary, cataloged under National Stock Number 4320-01-431-6624, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Pumps North America Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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	4320-01-431-6624
Primary Part Number	DSAA400BA
Item Name	Pump Subassembly,rotary
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Circor Pumps North America Llc
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 6

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

4320-01-432-1472S411HCX11 POSSIBLE MATCH

HOUSING,LIQUID PUMP

Possible match (shared part number)Circor Pumps North America Llc

4320-01-432-1475S411HAX3 POSSIBLE MATCH

HOUSING,LIQUID PUMP

Possible match (shared part number)Circor Pumps North America Llc

4320-01-432-1484S404HEX6 POSSIBLE MATCH

HOUSING,LIQUID PUMP

Possible match (shared part number)Circor Pumps North America Llc

4320-01-432-1485S407HB-1 POSSIBLE MATCH

HEAD,HYDRAULIC MOTOR-PUMP

Possible match (shared part number)Circor Pumps North America Llc

4320-01-432-1487S404HEX1 POSSIBLE MATCH

HOUSING,LIQUID PUMP

Possible match (shared part number)Circor Pumps North America Llc

4730-01-437-9639S429HJ POSSIBLE MATCH

FITTING

Possible match (shared part number)Circor Pumps North America Llc

Cross-Reference Index

Part Number	Manufacturer
SF6030 PC-63	Circor Pumps North America Llc (USA)
DSAA400BA PRIMARY	Circor Pumps North America Llc (USA)

Reference documents

Reference	Meaning
0SAA400BA	C/1 Advisory reference — outside the item-of-supply concept Circor Pumps North America Llc
SF6030	D/9 Drawing number reference only Circor Pumps North America Llc

Related Parts

4320-01-432-1472POSSIBLE MATCH

HOUSING,LIQUID PUMP

S411HCX11

4320-01-432-1475POSSIBLE MATCH

HOUSING,LIQUID PUMP

S411HAX3

4320-01-432-1484POSSIBLE MATCH

HOUSING,LIQUID PUMP

S404HEX6

4320-01-432-1485POSSIBLE MATCH

HEAD,HYDRAULIC MOTOR-PUMP

S407HB-1

4320-01-432-1487POSSIBLE MATCH

HOUSING,LIQUID PUMP

S404HEX1

4730-01-437-9639POSSIBLE MATCH

FITTING

S429HJ

Frequently Asked Questions

What is NSN 4320-01-431-6624?

NSN 4320-01-431-6624 is a Pump Subassembly,rotary, manufactured by Circor Pumps North America Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-431-6624?

NSN 4320-01-431-6624 has 2 manufacturer part numbers on file: SF6030 PC-63 (Circor Pumps North America Llc), DSAA400BA (Circor Pumps North America Llc).

What NSN replaces 4320-01-431-6624?

6 possible matches (shared part number, not a government interchangeability claim): 4320-01-432-1472, 4320-01-432-1475, 4320-01-432-1484. Verify interchangeability with system specifications before substitution.

What are the specifications of DSAA400BA?

Key specifications for DSAA400BA: Special Features: MATERIAL AISI 4150RS STEEL; End Item Identification: W/S CODE TH STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-431-6624 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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